Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 2.99
Milk (kg) -81.00 -0.014 1.13
Fat (kg) -4.39 -0.375 1.64
Prot (kg) -0.49 -0.441 0.22
Fertility Sub Index 5.84
Calving Interval (days) -2.96 -1.459 4.32
Survival (%) 1.36 1.117 1.52
Calving Sub Index -1.44
Gestation Length (days) 1.57 -0.919 -1.44
Beef Sub Index -2.22
Carcass Weight (kg) 1.20 -0.528 -0.63
Age of Slaughter (days) 3.68 -0.432 -1.59
Maintenance Sub Index Maint. Sub Index 4.32
Live WT (kg) -14.10 -0.307 4.32
Total Carbon Sub Index 9.50

* Based on an €80/tonne carbon price